20 points - Chemistry - plzzz help

1.) In the mathematical equation showing that pressure (P) multiplied by volume (V) remains equal to a constant (k) pressure and volume are proportional

2.) What is the name of the law that states that the pressure (P) of a gas multiplied by its volume (V) remains a constant?
A) Charles's Law
B) Gay-Lussac's Law
C) Boyle's Law

3.) In the mathematical equation showing that pressure (P) divided by temperature (T) remains equal to a constant (k), pressure and temperature are proportional

4.) What is the name of the law that states that the pressure (P) divided by the temperature (T) of a gas remains a constant?
A) Charles's Law
B) Boyle's Law
C) Gay-Lussac's Law

5.) In the mathematical equation showing that volume (V) divided by temperature (T) remains equal to a constant (k), volume and temperature are proportional

6.) What is the name of the law that states that the volume (V) divided by temperature (T) of a gas is a constant?
A) Boyle's Law
B) Gay-Lussac's Law
C) Charles' Law